634680411 has 8 divisors (see below), whose sum is σ = 846357504. Its totient is φ = 423061800.

The previous prime is 634680401. The next prime is 634680413. The reversal of 634680411 is 114086436.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 634680411 - 2⁵ = 634680379 is a prime.

It is not an unprimeable number, because it can be changed into a prime (634680413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31410 + ... + 47496.

It is an arithmetic number, because the mean of its divisors is an integer number (105794688).

Almost surely, 2^634680411 is an apocalyptic number.

634680411 is a deficient number, since it is larger than the sum of its proper divisors (211677093).

634680411 is a wasteful number, since it uses less digits than its factorization.

634680411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29241.

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 634680411 is about 25192.8642873334. The cubic root of 634680411 is about 859.3795827255.

The spelling of 634680411 in words is "six hundred thirty-four million, six hundred eighty thousand, four hundred eleven".